package com.Dec_TwentyFour;

import com.company.Main;

public class Solution509 {

    public int fib(int n) {
        int[] dp=new int[n+1];
        dp[0]=0;
        dp[1]=1;
        for (int i = 2; i <= n; i++) {
            dp[i]=dp[i-1]+dp[i-2];
        }
        return dp[n];
    }

    public static void main(String[] args) {
        Solution509 solution509=new Solution509();
        System.out.println(solution509.fib(4));
    }
}
